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[Iron chelation in children].

M de Montalembert, F Guillemot, M Clairicia

    Annales De Pediatrie
    |October 1, 1989
    PubMed
    Summary
    This summary is machine-generated.

    Iron-chelating treatment is crucial for children receiving prolonged transfusions to prevent iron overload complications. Deferoxamine, administered subcutaneously, is the current standard for managing iron levels in these patients.

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    Management of iron overload in hemoglobinopathies.

    Transfusion clinique et biologique : journal de la Societe francaise de transfusion sanguine·2017

    Area of Science:

    • Hematology
    • Pediatric Medicine
    • Pharmacology

    Background:

    • Prolonged transfusion therapy is essential for managing conditions like thalassemia and Blackfan-Diamond anemia.
    • Iron overload is a significant complication of regular blood transfusions.
    • Iron overload can lead to life-threatening conditions such as cardiac hemosiderosis and diabetes mellitus.

    Purpose of the Study:

    • To outline the indications and goals of iron-chelating treatment in transfusion-dependent patients.
    • To describe the current standard treatment for iron overload.
    • To highlight the importance of preventing iron overload complications.

    Main Methods:

    • Iron-chelating treatment is indicated for all children on prolonged transfusion therapy.
    • Deferoxamine is the primary effective iron-chelating agent.

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  • Administration involves daily subcutaneous infusions of 40 mg/kg.

    • Main Results:

    • The goal of treatment is to maintain serum ferritin levels between 500 and 1,000 ng/ml.
    • This regimen aims to prevent serious complications like cardiac issues, diabetes, liver cirrhosis, and endocrine dysfunction.
    • Current treatment requires significant patient commitment due to daily infusions.

    Conclusions:

    • Iron-chelating therapy with deferoxamine is vital for managing iron overload in transfusion-dependent pediatric patients.
    • Effective management prevents severe, potentially fatal complications.
    • Development of oral, non-toxic iron chelators is needed to reduce treatment burden.